Finding the Fourth Proportional to 917,160.63, 1,265,681.66 and 514,752.63
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Solution
The fourth proportional to 917,160.63, 1,265,681.66 and 514,752.63 is: 710,358.62
Step by Step Solution
- Step 1: Write the proportion equation
917,160.63 : 1,265,681.66 = 514,752.63 : x - Step 2: Convert to fraction form
917,160.63/1,265,681.66 = 514,752.63/x - Step 3: Cross multiply
917,160.63x = 1,265,681.66 × 514,752.63 - Step 4: Simplify right side
917,160.63x = 651,512,963,227.77 - Step 5: Solve for x
x = 651,512,963,227.77/917,160.63 - Step 6: Final answer
x = 710,358.62
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.